Model name:MG24
FM with memory built-in
Bluetooth no memory
Digital formats supported :MP3/WAV/WMA
PC interface supported: USB2.0
Mfr estimated battery life :5 hours
Battery tape/capacity :Bullt-in Lithium lon Polymer/3.7V.150mAH
Maximum input power rating: 5VDC
Earphone output power: 5mw
Voice output frequency: 20Hz-20Khz
THD: 0.05%
Recharging time :2 hours
Normally works current: 30-35mA.
Memory Flash 128MB-1GB
Signal-to-noise ratio 87.2db
Earphone impedance :16
Weight :52g
Dimensions :172*160*40mm
Extended Length of Earphone
fixed lever :14mm
Rotary degree of earphone fixed lever 270°
Rotary degree of earphone 90°